General American Investors’s InterDigital IDCC Stock Holding History

General American Investors’s Portfolio IDCC Stock Details IDCC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2021 Q1	–	Sell	-215,242	Closed	-$13.1M	–	68
2020 Q4	$13.1M	Hold	215,242	–	–	1.29%	28
2020 Q3	$12.3M	Buy	215,242 +12,007	+6%	+$721K	1.42%	23
2020 Q2	$11.5M	Buy	203,235 +50,898	+33%	+$2.71M	1.46%	24
2020 Q1	$6.8M	Hold	152,337	–	–	0.92%	32
2019 Q4	$8.3M	Sell	152,337 -26,800	-15%	-$1.48M	0.76%	45
2019 Q3	$9.4M	Hold	179,137	–	–	0.93%	36
2019 Q2	$11.5M	Buy	179,137 +35,171	+24%	+$2.35M	1.09%	36
2019 Q1	$9.5M	Buy	143,966 +10,000	+7%	+$695K	0.94%	43
2018 Q4	$8.9M	Hold	133,966	–	–	0.93%	44
2018 Q3	$10.7M	Hold	133,966	–	–	0.92%	49
2018 Q2	$10.8M	Hold	133,966	–	–	0.99%	47
2018 Q1	$9.86M	Buy	133,966 +52,443	+64%	+$4.02M	0.94%	45
2017 Q4	$6.21M	Buy	+81,523	New	+$6.09M	0.6%	47

Other funds holding IDCC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

SRFM

Shannon River Fund Management New York $524M AUM 90.54% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

General American Investors's IDCC Position: Q1 2021 in Review

General American Investors sold out of InterDigital (IDCC) in Q1 2021, closing a stake of 215,242 shares — an estimated $13.1M sold.

General American Investors first reported a position in IDCC in Q4 2017 and held it in 13 quarters. The position peaked at $13.1M in Q4 2020. 219 funds tracked by Wall St. Rank hold IDCC as of Q1 2021.

General American Investors reported no remaining InterDigital position as of Q1 2021 after selling out during the quarter.
General American Investors sold 215,242 InterDigital shares in Q1 2021, an estimated $13.1M.
General American Investors first reported a position in InterDigital in Q4 2017 and held it in 13 quarters.
General American Investors's InterDigital position peaked at $13.1M in Q4 2020.
219 funds tracked by Wall St. Rank held InterDigital as of Q1 2021.

Based on General American Investors's 13F filing for Q1 2021, filed 3 May 2021.